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SYSTEM--calculate_power_consumption.md

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Calculate approximate power consumption

Example

Lenovo ThinkCentre M92p Tiny headless power consumption: ~16W load / ~12W idle

You'll need to run sysstat on your machine for 24 Hours to get an average with sar -p

grafik

  • Average idle load: 91,04%
  • Average CPU load: 8,96%
  • Averege CPU load: 8,96% / 4CPU = 2,24%
W = Watt
H = Hour
D = Day
KW = Kilowatt (/1000)
Cost per KW = €/$ 0,xx (depending on service provider/region)
p.a. = per annum (year)
p.m. = per month

Calculation:

  • Example 1: 12W x 24H x 365D / 1000 x €0,45 = € 47,30 p.a. ~ € 3,94 p.m.

  • Example 2: 12W x 24H x 365D / 1000 x $0,70 = $ 73,58 p.a. ~ $ 6,13 p.m.